package com.xcoder.leetcode;

import java.util.LinkedList;
import java.util.Stack;

/**
 * https://leetcode-cn.com/problems/basic-calculator/
 */
public class _224_基本计算器_困难 {

    public static int calculate(String s) {
        return -1;
    }

    public static void main(String[] args) {
        String s = "123";
        System.out.println(calculate(s));

        String s1 = "1 + 1";
        System.out.println(calculate(s1));

        String s2 = " 2-1 + 2 ";
        System.out.println(calculate(s2));

        String s3 = "(1+(4+5+2)-3)+(6+8)";
        System.out.println(calculate(s3));
    }
}
